Viewing enriched Twitter post
Single vector models have **fundamental** limitations You can try to make the embedding dimension larger and larger if you want, you'll eventually hit a wall Rerankers mitigate those issues but cannot scale for full databases ColBERT does both. https://t.co/fLgyqzPFvV
{
"media": [
{
"url": "https://crmoxkoizveukayfjuyo.supabase.co/storage/v1/object/public/media/posts/1961339798112575673/media_0.jpg?",
"media_url": "https://crmoxkoizveukayfjuyo.supabase.co/storage/v1/object/public/media/posts/1961339798112575673/media_0.jpg?",
"type": "photo",
"filename": "media_0.jpg"
}
],
"processed_at": "2025-08-29T13:40:58.755667",
"pipeline_version": "2.0"
}{
"type": "tweet",
"id": "1961339798112575673",
"url": "https://x.com/antoine_chaffin/status/1961339798112575673",
"twitterUrl": "https://twitter.com/antoine_chaffin/status/1961339798112575673",
"text": "Single vector models have **fundamental** limitations\nYou can try to make the embedding dimension larger and larger if you want, you'll eventually hit a wall\n\nRerankers mitigate those issues but cannot scale for full databases\nColBERT does both. https://t.co/fLgyqzPFvV",
"source": "Twitter for iPhone",
"retweetCount": 6,
"replyCount": 2,
"likeCount": 40,
"quoteCount": 0,
"viewCount": 2952,
"createdAt": "Fri Aug 29 08:07:02 +0000 2025",
"lang": "en",
"bookmarkCount": 21,
"isReply": false,
"inReplyToId": null,
"conversationId": "1961339798112575673",
"displayTextRange": [
0,
245
],
"inReplyToUserId": null,
"inReplyToUsername": null,
"author": {
"type": "user",
"userName": "antoine_chaffin",
"url": "https://x.com/antoine_chaffin",
"twitterUrl": "https://twitter.com/antoine_chaffin",
"id": "1236714278163447813",
"name": "Antoine Chaffin",
"isVerified": false,
"isBlueVerified": true,
"verifiedType": null,
"profilePicture": "https://pbs.twimg.com/profile_images/1799382473320677376/mRdPKUNw_normal.jpg",
"coverPicture": "https://pbs.twimg.com/profile_banners/1236714278163447813/1639300180",
"description": "",
"location": "Nancy, France",
"followers": 2126,
"following": 579,
"status": "",
"canDm": true,
"canMediaTag": true,
"createdAt": "Sun Mar 08 18:04:15 +0000 2020",
"entities": {
"description": {
"urls": []
},
"url": {}
},
"fastFollowersCount": 0,
"favouritesCount": 2790,
"hasCustomTimelines": true,
"isTranslator": false,
"mediaCount": 255,
"statusesCount": 2845,
"withheldInCountries": [],
"affiliatesHighlightedLabel": {},
"possiblySensitive": false,
"pinnedTweetIds": [
"1869785735601213596"
],
"profile_bio": {
"description": "27, French CS Engineer 💻, PhD in ML 🎓🤖 — Guiding generative models for better synthetic data and building multimodal representations @LightOnIO — 🇫🇷🇬🇧",
"entities": {
"description": {
"user_mentions": [
{
"id_str": "0",
"indices": [
133,
143
],
"name": "",
"screen_name": "LightOnIO"
}
]
},
"url": {
"urls": [
{
"display_url": "antoine.chaffin.fr",
"expanded_url": "https://antoine.chaffin.fr",
"indices": [
0,
23
],
"url": "https://t.co/6QxAvZCF6W"
}
]
}
}
},
"isAutomated": false,
"automatedBy": null
},
"extendedEntities": {
"media": [
{
"allow_download_status": {
"allow_download": true
},
"display_url": "pic.twitter.com/fLgyqzPFvV",
"expanded_url": "https://twitter.com/antoine_chaffin/status/1961339798112575673/photo/1",
"ext_media_availability": {
"status": "Available"
},
"features": {
"large": {
"faces": [
{
"h": 146,
"w": 146,
"x": 1070,
"y": 679
}
]
},
"orig": {
"faces": [
{
"h": 146,
"w": 146,
"x": 1070,
"y": 679
}
]
}
},
"id_str": "1961339134468833280",
"indices": [
246,
269
],
"media_key": "3_1961339134468833280",
"media_results": {
"id": "QXBpTWVkaWFSZXN1bHRzOgwAAQoAARs4E40aFkAACgACGzgUJ55WILkAAA==",
"result": {
"__typename": "ApiMedia",
"id": "QXBpTWVkaWE6DAABCgABGzgTjRoWQAAKAAIbOBQnnlYguQAA",
"media_key": "3_1961339134468833280"
}
},
"media_url_https": "https://pbs.twimg.com/media/GzgTjRoWQAAh_oJ.jpg",
"original_info": {
"focus_rects": [
{
"h": 902,
"w": 1611,
"x": 12,
"y": 0
},
{
"h": 902,
"w": 902,
"x": 366,
"y": 0
},
{
"h": 902,
"w": 791,
"x": 422,
"y": 0
},
{
"h": 902,
"w": 451,
"x": 592,
"y": 0
},
{
"h": 902,
"w": 1634,
"x": 0,
"y": 0
}
],
"height": 902,
"width": 1634
},
"sizes": {
"large": {
"h": 902,
"w": 1634
}
},
"type": "photo",
"url": "https://t.co/fLgyqzPFvV"
}
]
},
"card": null,
"place": {},
"entities": {},
"quoted_tweet": {
"type": "tweet",
"id": "1961251407987986606",
"url": "https://x.com/_reachsumit/status/1961251407987986606",
"twitterUrl": "https://twitter.com/_reachsumit/status/1961251407987986606",
"text": "On the Theoretical Limitations of Embedding-Based Retrieval\n\n@orionweller et al. at Google DeepMind demonstrate that vector embeddings have fundamental limitations in representing all possible document combinations.\n\n📝https://t.co/jpV9MpegUY\n👨🏽💻https://t.co/aTA8Aiz4UH",
"source": "Twitter for iPhone",
"retweetCount": 43,
"replyCount": 0,
"likeCount": 230,
"quoteCount": 4,
"viewCount": 24879,
"createdAt": "Fri Aug 29 02:15:48 +0000 2025",
"lang": "en",
"bookmarkCount": 219,
"isReply": false,
"inReplyToId": null,
"conversationId": "1961251407987986606",
"displayTextRange": [
0,
269
],
"inReplyToUserId": null,
"inReplyToUsername": null,
"author": {
"type": "user",
"userName": "_reachsumit",
"url": "https://x.com/_reachsumit",
"twitterUrl": "https://twitter.com/_reachsumit",
"id": "129969370",
"name": "Sumit",
"isVerified": false,
"isBlueVerified": false,
"verifiedType": null,
"profilePicture": "https://pbs.twimg.com/profile_images/998961943737069568/rIpvazaB_normal.jpg",
"coverPicture": "https://pbs.twimg.com/profile_banners/129969370/1745860135",
"description": "",
"location": "Seattle, WA",
"followers": 3261,
"following": 467,
"status": "",
"canDm": true,
"canMediaTag": true,
"createdAt": "Mon Apr 05 23:22:47 +0000 2010",
"entities": {
"description": {
"urls": []
},
"url": {}
},
"fastFollowersCount": 0,
"favouritesCount": 1825,
"hasCustomTimelines": true,
"isTranslator": false,
"mediaCount": 1643,
"statusesCount": 8447,
"withheldInCountries": [],
"affiliatesHighlightedLabel": {},
"possiblySensitive": false,
"pinnedTweetIds": [],
"profile_bio": {
"description": "Senior ML Engineer @Meta | prev: @TikTok_us, @Amazon, @Samsung | UChicago Alum\n\nhttps://t.co/hcCJ2n979W\n\n🇮🇳→🇰🇷→🇦🇺→🇨🇦→🇺🇲",
"entities": {
"description": {
"urls": [
{
"display_url": "blog.reachsumit.com",
"expanded_url": "https://blog.reachsumit.com/",
"indices": [
80,
103
],
"url": "https://t.co/hcCJ2n979W"
}
],
"user_mentions": [
{
"id_str": "0",
"indices": [
19,
24
],
"name": "",
"screen_name": "Meta"
},
{
"id_str": "0",
"indices": [
33,
43
],
"name": "",
"screen_name": "TikTok_us"
},
{
"id_str": "0",
"indices": [
45,
52
],
"name": "",
"screen_name": "Amazon"
},
{
"id_str": "0",
"indices": [
54,
62
],
"name": "",
"screen_name": "Samsung"
}
]
},
"url": {
"urls": [
{
"display_url": "recsys.substack.com",
"expanded_url": "https://recsys.substack.com/",
"indices": [
0,
23
],
"url": "https://t.co/OHPOnaN5yM"
}
]
}
}
},
"isAutomated": false,
"automatedBy": null
},
"extendedEntities": {},
"card": {
"binding_values": [
{
"key": "photo_image_full_size_large",
"value": {
"image_value": {
"height": 419,
"url": "https://pbs.twimg.com/card_img/1961251283874299904/nbppXbIg?format=jpg&name=800x419",
"width": 800
}
}
},
{
"key": "thumbnail_image",
"value": {
"image_value": {
"height": 200,
"url": "https://pbs.twimg.com/card_img/1961251283874299904/nbppXbIg?format=jpg&name=400x400",
"width": 400
}
}
},
{
"key": "description",
"value": {
"string_value": "Contribute to google-deepmind/limit development by creating an account on GitHub."
}
},
{
"key": "domain",
"value": {
"string_value": "github.com"
}
},
{
"key": "thumbnail_image_large",
"value": {
"image_value": {
"height": 300,
"url": "https://pbs.twimg.com/card_img/1961251283874299904/nbppXbIg?format=jpg&name=600x600",
"width": 600
}
}
},
{
"key": "summary_photo_image_small",
"value": {
"image_value": {
"height": 202,
"url": "https://pbs.twimg.com/card_img/1961251283874299904/nbppXbIg?format=jpg&name=386x202",
"width": 386
}
}
},
{
"key": "thumbnail_image_original",
"value": {
"image_value": {
"height": 600,
"url": "https://pbs.twimg.com/card_img/1961251283874299904/nbppXbIg?format=jpg&name=orig",
"width": 1200
}
}
},
{
"key": "site",
"value": {
"scribe_key": "publisher_id",
"user_value": {
"id_str": "13334762"
}
}
},
{
"key": "photo_image_full_size_small",
"value": {
"image_value": {
"height": 202,
"url": "https://pbs.twimg.com/card_img/1961251283874299904/nbppXbIg?format=jpg&name=386x202",
"width": 386
}
}
},
{
"key": "summary_photo_image_large",
"value": {
"image_value": {
"height": 419,
"url": "https://pbs.twimg.com/card_img/1961251283874299904/nbppXbIg?format=jpg&name=800x419",
"width": 800
}
}
},
{
"key": "thumbnail_image_small",
"value": {
"image_value": {
"height": 72,
"url": "https://pbs.twimg.com/card_img/1961251283874299904/nbppXbIg?format=jpg&name=144x144",
"width": 144
}
}
},
{
"key": "thumbnail_image_x_large",
"value": {
"image_value": {
"height": 600,
"url": "https://pbs.twimg.com/card_img/1961251283874299904/nbppXbIg?format=png&name=2048x2048_2_exp",
"width": 1200
}
}
},
{
"key": "photo_image_full_size_original",
"value": {
"image_value": {
"height": 600,
"url": "https://pbs.twimg.com/card_img/1961251283874299904/nbppXbIg?format=jpg&name=orig",
"width": 1200
}
}
},
{
"key": "photo_image_full_size_alt_text",
"value": {
"string_value": "Contribute to google-deepmind/limit development by creating an account on GitHub."
}
},
{
"key": "vanity_url",
"value": {
"scribe_key": "vanity_url",
"string_value": "github.com"
}
},
{
"key": "photo_image_full_size",
"value": {
"image_value": {
"height": 314,
"url": "https://pbs.twimg.com/card_img/1961251283874299904/nbppXbIg?format=jpg&name=600x314",
"width": 600
}
}
},
{
"key": "summary_photo_image_alt_text",
"value": {
"string_value": "Contribute to google-deepmind/limit development by creating an account on GitHub."
}
},
{
"key": "thumbnail_image_color",
"value": {
"image_color_value": {
"palette": [
{
"percentage": 91.36,
"rgb": {
"blue": 255,
"green": 255,
"red": 255
}
},
{
"percentage": 2.32,
"rgb": {
"blue": 12,
"green": 91,
"red": 218
}
},
{
"percentage": 1.87,
"rgb": {
"blue": 215,
"green": 83,
"red": 0
}
},
{
"percentage": 1.37,
"rgb": {
"blue": 166,
"green": 115,
"red": 53
}
},
{
"percentage": 1.2,
"rgb": {
"blue": 112,
"green": 158,
"red": 233
}
}
]
}
}
},
{
"key": "title",
"value": {
"string_value": "GitHub - google-deepmind/limit"
}
},
{
"key": "summary_photo_image_color",
"value": {
"image_color_value": {
"palette": [
{
"percentage": 91.36,
"rgb": {
"blue": 255,
"green": 255,
"red": 255
}
},
{
"percentage": 2.32,
"rgb": {
"blue": 12,
"green": 91,
"red": 218
}
},
{
"percentage": 1.87,
"rgb": {
"blue": 215,
"green": 83,
"red": 0
}
},
{
"percentage": 1.37,
"rgb": {
"blue": 166,
"green": 115,
"red": 53
}
},
{
"percentage": 1.2,
"rgb": {
"blue": 112,
"green": 158,
"red": 233
}
}
]
}
}
},
{
"key": "summary_photo_image_x_large",
"value": {
"image_value": {
"height": 600,
"url": "https://pbs.twimg.com/card_img/1961251283874299904/nbppXbIg?format=png&name=2048x2048_2_exp",
"width": 1200
}
}
},
{
"key": "summary_photo_image",
"value": {
"image_value": {
"height": 314,
"url": "https://pbs.twimg.com/card_img/1961251283874299904/nbppXbIg?format=jpg&name=600x314",
"width": 600
}
}
},
{
"key": "photo_image_full_size_color",
"value": {
"image_color_value": {
"palette": [
{
"percentage": 91.36,
"rgb": {
"blue": 255,
"green": 255,
"red": 255
}
},
{
"percentage": 2.32,
"rgb": {
"blue": 12,
"green": 91,
"red": 218
}
},
{
"percentage": 1.87,
"rgb": {
"blue": 215,
"green": 83,
"red": 0
}
},
{
"percentage": 1.37,
"rgb": {
"blue": 166,
"green": 115,
"red": 53
}
},
{
"percentage": 1.2,
"rgb": {
"blue": 112,
"green": 158,
"red": 233
}
}
]
}
}
},
{
"key": "photo_image_full_size_x_large",
"value": {
"image_value": {
"height": 600,
"url": "https://pbs.twimg.com/card_img/1961251283874299904/nbppXbIg?format=png&name=2048x2048_2_exp",
"width": 1200
}
}
},
{
"key": "card_url",
"value": {
"scribe_key": "card_url",
"string_value": "https://t.co/aTA8Aiz4UH"
}
},
{
"key": "summary_photo_image_original",
"value": {
"image_value": {
"height": 600,
"url": "https://pbs.twimg.com/card_img/1961251283874299904/nbppXbIg?format=jpg&name=orig",
"width": 1200
}
}
}
],
"card_platform": {
"platform": {
"audience": {
"name": "production"
},
"device": {
"name": "iPhone",
"version": "13"
}
}
},
"name": "summary_large_image",
"url": "https://t.co/aTA8Aiz4UH",
"user_refs_results": [
{
"rest_id": "13334762",
"result": {
"__typename": "User",
"action_counts": {
"favorites_count": 8197
},
"avatar": {
"image_url": "https://pbs.twimg.com/profile_images/1633247750010830848/8zfRrYjA_normal.png"
},
"banner": {
"image_url": "https://pbs.twimg.com/profile_banners/13334762/1747774520"
},
"core": {
"created_at": "Mon Feb 11 04:41:50 +0000 2008",
"name": "GitHub",
"screen_name": "github"
},
"dm_permissions": {
"can_dm": false
},
"exclusive_tweet_following": false,
"identity_profile_labels_highlighted_label": {},
"location": {
"location": "San Francisco, CA"
},
"media_permissions": {
"can_media_tag": true
},
"notifications_settings": {},
"pinned_items": {},
"privacy": {},
"private_super_following": false,
"profile_bio": {
"description": "The AI-powered developer platform to build, scale, and deliver secure software.",
"entities": {
"description": {},
"url": {
"urls": [
{
"display_url": "github.com",
"expanded_url": "http://github.com",
"indices": [
0,
23
],
"url": "https://t.co/bbJgfyzcJR"
}
]
}
}
},
"profile_image_shape": "Square",
"profile_metadata": {
"profile_interstitial_type": "",
"profile_link_color": "981CEB"
},
"profile_translation": {
"translator_type_enum": "None"
},
"properties": {
"has_extended_profile": true
},
"relationship_counts": {
"followers": 2641435,
"following": 327
},
"relationship_perspectives": {},
"rest_id": "13334762",
"super_follow_eligible": false,
"super_followed_by": false,
"super_following": false,
"tweet_counts": {
"media_tweets": 2732,
"tweets": 9882
},
"website": {
"url": "https://t.co/bbJgfyzcJR"
},
"verification": {
"is_blue_verified": true,
"verified_type": "Business"
}
}
}
]
},
"place": {},
"entities": {
"urls": [
{
"display_url": "arxiv.org/abs/2508.21038",
"expanded_url": "https://arxiv.org/abs/2508.21038",
"indices": [
218,
241
],
"url": "https://t.co/jpV9MpegUY"
},
{
"display_url": "github.com/google-deepmin…",
"expanded_url": "https://github.com/google-deepmind/limit",
"indices": [
246,
269
],
"url": "https://t.co/aTA8Aiz4UH"
}
],
"user_mentions": [
{
"id_str": "3057771000",
"indices": [
61,
73
],
"name": "Orion Weller",
"screen_name": "orionweller"
}
]
},
"quoted_tweet": null,
"retweeted_tweet": null,
"isLimitedReply": false,
"article": null
},
"retweeted_tweet": null,
"isLimitedReply": false,
"article": null
}